The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 05, 2001
Filed:
Jan. 14, 1999
Hidetsugu Takagaki, Sakura, JP;
Shigenori Nakanishi, Sakura, JP;
Nobuyuki Kimura, Sakura, JP;
Shinobu Yamaguchi, Tokyo, JP;
Yasuo Aoki, Yotsukaido, JP;
Dainippon Ink and Chemicals, Inc., Tokyo, JP;
Abstract
An object is to provide: novel quinolinone glycosides which are useful as medicines; processes for producing the quinolinone glycosides; intermediates for synthesis; and medicines, and particularly anti-allergic agents, which comprise the quinolinone glycoside as an active ingredient. The object is achieved by: a quinolinone glycoside or a physiologically acceptable salt thereof; processes for producing this quinolinone glycosides; intermediates for synthesis; and medicines, and particularly anti-allergic agents, which comprise the quinolinone glycoside as an active ingredient; the quinolinone glycoside being expressed by general formula (I):